Daily Practice
Higher Plus
← All tiers
15th March 1973
- 1Vectors Proof Questions3 marks
In a vector proof you find that vector PQ = a + 3b and vector RS = 3a + 9b. What does this show about PQ and RS?
- 2Probability Equation Questions3 marks
The probability of winning a game is 3/8. A player expects 27 wins. How many games did they play?
- 3Histograms3 marks
A histogram has two bars: one 5 units wide with frequency density 2.5, one 20 units wide with density 1.4. How many values in total?
- 4Surds3 marks
Simplify sqrt(27) + sqrt(147), giving your answer in the form a sqrt(b).
- 5Algebraic Fractions3 marks
Write 3/(x + 5) + 5/(x + 1) as a single fraction.
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